Knife block



FIG. 1 is a top perspective view of a knife block, showing our new design.

FIG. 2 is another top perspective view thereof.

FIG. 3 is a front view thereof.

FIG. 4 is a side view thereof.

FIG. 5 is a rear view thereof.

FIG. 6 is an opposite side view thereof.

FIG. 7 is a top plan view thereof; and,

FIG. 8 is a bottom plan view thereof.

The broken lines portions show unclaimed subject matter only and form no part of the claimed design. 

CLAIM The ornamental design for a knife block, as shown and described. 